• PugJesus@lemmy.worldOPM
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    4 months ago

    tbf, competence was not in high supply during the Great War. In places they dug trenches below the fucking water table.

    • Ellia Plissken@lemm.ee
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      4 months ago

      right but when they were building complex underground structures like this, they called in experienced miners. every country already had lots of experience digging underground. Britain used coal miners